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語(yǔ)時(shí),用人作主語(yǔ) ; ◎動(dòng)名詞作賓語(yǔ)時(shí)( =to be done),用物作主語(yǔ)。 1. Someone needs to see you , sir. 2. The wall needs repairing(= to be repaired). 3. I want to go to the barber’s because my hair wants cutting(= to be cut). 4)動(dòng)名詞作定語(yǔ)表示所修飾名詞的用途,常常放在所修飾名詞之前;而動(dòng)詞不定式作定語(yǔ)表未發(fā)生的動(dòng)作,常常放在所修飾名詞之后。 1. We have various kinds of clothes for you to choose from. 2. His attempt to solve the difficult problem failed again. 3. These passages may be used as listening materials. 4. Mr Wang suffers from insomnia, he has to take a sleeping tablets before going to bed. 二、動(dòng)詞不定式與分詞 一般說(shuō)來(lái),動(dòng)詞不定式表主動(dòng)、將來(lái); 現(xiàn)在分詞 表主動(dòng)、進(jìn)行; 過(guò)去分詞 表被動(dòng)、完成。 一、動(dòng)詞不定式與分詞作賓補(bǔ)的區(qū)別 在 see, hear, notice等感官動(dòng)詞和 have等使役動(dòng)詞之后,既可用分詞也可用不定式構(gòu)成復(fù)合賓語(yǔ)。區(qū)別是: 1)作現(xiàn)在分詞時(shí),表示動(dòng)作正在進(jìn)行發(fā)生,其含義相當(dāng)于進(jìn)行時(shí)態(tài); 2)用不定式表示動(dòng)作已經(jīng)發(fā)生,動(dòng)作的過(guò)程已經(jīng)結(jié)束; 3)用過(guò)去分詞表示一個(gè)被動(dòng)動(dòng)作。 1. I saw him go upstairs. (動(dòng)作全過(guò)程) 2. I saw him going upstairs. (動(dòng)作正在進(jìn)行) 3. - Don’t have me waiting for you outside ? - I won’t. I just have my hair cut. 三、動(dòng)名詞與現(xiàn)在分詞 動(dòng)名詞與現(xiàn)在分詞同形( ving),但是,兩者有各自的語(yǔ)法名稱(chēng)和作用: 1)當(dāng) vin